Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Full Stack .NET Developer

What does a successful Full Stack .NET Developer do at Fiserv?

Join our team as a Full Stack .NET Developer and help build powerful, high-performing applications that drive our business forward! You’ll work with cutting-edge technologies like ASP.NET, React, and SQL Server to develop seamless, user-friendly solutions. Be part of a collaborative team where your contributions make a real impact in shaping our web and database applications.

What You Will Do

Build and maintain full-stack web applications using .NET and React.
Develop and manage RESTful APIs to ensure smooth integration between front-end and back-end services.
Optimize application performance with efficient code, caching strategies, and scalable architecture.
Implement robust security measures, including authentication, authorization, and data protection.
Collaborate with developers, designers, and product managers to ship high-quality features.
Conduct detailed code reviews and share best practices to elevate the team’s technical standards.
Debug complex issues across the stack and deploy reliable fixes to production.
Explore new tools, frameworks, and techniques to keep our tech stack modern and effective.

What You Will Need To Have

Bachelor's Degree (preferably Computer Science or Engineering) or equivalent combination of experience, education and military.
5+ years of hands-on experience developing with .NET technologies.
2+ years of experience building front-end applications with React.
Proficient in HTML, CSS, and JavaScript for responsive, accessible UI development.
Experience working with SQL Server.
Strong debugging and problem-solving skills with high attention to detail.
Clear, effective communicator who thrives in a collaborative team environment.
Comfortable working in agile, fast-paced development cycles.

What Would Be Great To Have

Experience working with geographically dispersed teams.
Background in the financial industry or payment processing.

Important Info About This Role

We’re better together. This role is fully on-site.
In order to be considered, you must be legally authorized to work in the U.S. without need for sponsorship now or in the future.

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Maryland, New York, Nevada, Rhode Island or Washington.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank You For Considering Employment With Fiserv. Please

Apply using your legal name
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our Commitment To Equal Opportunity

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

Note To Agencies

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning About Fake Job Posts

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

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